Bu çalışmada bir curustacea parazit türü olan Argulus foliaceus olgusu Türkiye'de Kunduzlar Baraj Gölü'nden (Kırka-Eskişehir) yedi balık üzerinde incelenmiştir; Alburnus escherichii, Barbus plebejus, Capoeta tinca, Carassius gibelio, Chondrostoma nasus, Cyprinus carpio, Squalius cephalus. Parazit, nasus hariç tüm konakçı türlerinin solungaçlarında, yüzgeçlerinde ve derisinde bulunmuştur. Enfekt...

From January to December 2019, the composition of fish assemblages in Al-Huwyzah marsh was studied various ways based on nature their life-history strategies. In orders assess impact hydrological variations assemblage composition, diversity, and abundance. Water temperature fluctuated from 12°C 33°C July. Salinity varied 1.38 g/l March 3.87 November. Hydrogen ion 7.37 November 8.18 December. Mo...

Aquatic invasions are one of the major threats for freshwater ecosystems. However, in developing countries, knowledge biological invasions, essential implementation appropriate legislation, is often limited if not entirely lacking. In this regard, identification potentially invasive non-native species by risk screening, followed a full assessment ranked as higher risk, enables decision-makers t...

abstract in this study were reviewed some biological characteristics including sex ratio, gonadosomatic index, fecundity and egg diameter carassius gibelio in the study area from february to september 2015. during the study, 222 specimens from boostan dam and 238 specimens from alakoli reservoir were sampled using small beach seine. the maximum total length and weight of boostan dam for females...

As bighead carp Hypophthalmichthysnobilis and silver carp H. molitrix (the bigheaded carps) are poised to enter the Laurentian Great Lakes and potentially damage the region's economically important fishery, information on developmental rates and behaviors of carps is critical to assessing their ability to establish sustainable populations within the Great Lakes basin. In laboratory experiments,...